The electronic collection “Alexander Lyapunov's life and work”

In this paper we emphasize importance of such e-learning tool as an electronic collection. We present the collection devoted to Alexander Lyapunov an outstanding mathematician, and stability theory founder. The structure and a brief content of the collection are described in this paper. A special attention is given to Lyapunov's life in Nizhny Novgorod: the information about that period of his life is little-known. Here, we present a lot of unique photos and videos of the places where Lyapunov had been living for a long time.